20033574011 has 16 divisors (see below), whose sum is σ = 22811500800. Its totient is φ = 17415546720.

The previous prime is 20033573969. The next prime is 20033574017. The reversal of 20033574011 is 11047533002.

It is not a de Polignac number, because 20033574011 - 2¹⁰ = 20033572987 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20033574017) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1094765 + ... + 1112913.

It is an arithmetic number, because the mean of its divisors is an integer number (1425718800).

Almost surely, 2^20033574011 is an apocalyptic number.

20033574011 is a deficient number, since it is larger than the sum of its proper divisors (2777926789).

20033574011 is a wasteful number, since it uses less digits than its factorization.

20033574011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22546.

The product of its (nonzero) digits is 2520, while the sum is 26.

The spelling of 20033574011 in words is "twenty billion, thirty-three million, five hundred seventy-four thousand, eleven".